<template>
    <div>
        <el-container>
            <el-header class="homeHeader">
                <div class="title">云E办系统</div>
                <el-dropdown @command="handleCommand">
                  <span class="el-dropdown-link">
                    {{user.name}}
                      <i>
                     <!-- <img :src="user.userFace" alt="">-->
                      <img src="../assets/logo.png" alt="">
                      </i>
                  </span>
                    <el-dropdown-menu slot="dropdown">
                        <el-dropdown-item command="userinfo">个人中心</el-dropdown-item>
                        <el-dropdown-item command="setting">设置</el-dropdown-item>
                        <el-dropdown-item command="logout">注销登录</el-dropdown-item>
                    </el-dropdown-menu>
                </el-dropdown>
            </el-header>
            <el-container>
                <el-aside width="200px">
                    <el-menu router unique-opened >
                        <el-submenu :index="index+''" v-for="(item,index) in routes" v-if="!item.hidden" :key="index">
                            <template slot="title"><i style="color: #00c4ff;margin-right: 5px" :class="item.iconCls"></i>{{item.name}}</template>

                            <el-menu-item v-for="(items,index) in item.children" :index="items.path" :key="index">{{items.name}}</el-menu-item>
<!--                            <el-menu-item index="/test2">选项2</el-menu-item>-->

                        </el-submenu>
                    </el-menu>
                </el-aside>
                <el-main>
                    <el-breadcrumb separator-class="el-icon-arrow-right"
                                   v-if="this.$router.currentRoute.path!='/home'">
                        <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
                        <el-breadcrumb-item>{{this.$router.currentRoute.name}}</el-breadcrumb-item>
                    </el-breadcrumb>

                    <div class="homeWelcome" v-if="this.$router.currentRoute.path=='/home'">
                        欢迎来到云E办系统
                    </div>
                    <router-view class="homeRouterView"/>
                </el-main>
            </el-container>
        </el-container>
    </div>
</template>

<script>

    export default {
        name: "Home",
        data(){
            return{
                user:JSON.parse(sessionStorage.getItem('user'))
            }
        },
        methods:{
            handleSelect(index){
                this.$router.push(index);
            },
            handleCommand(command) {
                //退出登录
                if(command=='logout'){

                    this.$confirm('此操作将注销登录, 是否继续?', '提示', {
                        confirmButtonText: '确定',
                        cancelButtonText: '取消',
                        type: 'warning'
                    }).then(() => {

                        //请求退出登录后端接口
                        this.postRequest('/logout');
                        //清除sessionStorage中的token 和 user
                        sessionStorage.removeItem("tokenStr");
                        sessionStorage.removeItem("user");
                        //this.$store.state.routes
                        //清除菜单数据
                        this.$store.commit('initRoutes',[])
                        //回到登录页面
                        this.$router.replace('/')

                    }).catch(() => {
                        this.$message({
                            type: 'info',
                            message: '已取消'
                        });
                    });


                }

            }
        },
        computed:{
            routes(){
                //通过 全局 store对象 拿到数组
                return this.$store.state.routes;
            }
        }
    }
</script>

<style scoped>

    .homeWelcome{
        text-align: center;
        font-size: 30px;
        font-family: 华文行楷;
        color: #409eff;
        padding-top: 50px;
    }

    .homeHeader {
        background-color: #409eff;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0px 15px;
        box-sizing: border-box;
    }
    .homeHeader .title {
        font-size: 30px;
        font-family: 华文行楷;
        color: #ffffff;
    }

    .homeHeader .userInfo {
        cursor: pointer;
    }

    .el-dropdown-link img {
        width: 48px;
        height: 48px;
        border-radius: 24px;
        margin-left: 8px;
    }

    .el-dropdown-link {
        display: flex;
        align-items: center;
    }


    .homeRouterView{
        margin-top: 10px;
    }



</style>
